What We Do

DEI Consulting Engineers is a professional firm that provides mechanical, electrical, and aquatic engineering consulting services to the building services industry. We provide an unrivalled engineering approach to each project that combines functionality, innovation, and cost-effectiveness.

DEI Consulting Engineers has extensive experience providing engineering services as both a sub-consultant to an architect as well as the prime consultant. Our office developed the ability to work within a three dimensional building information model environment.

Who We Are

Since the inception of DEI & Associates Inc. in 1999, our company has continually built on our reputation of providing exceptional client service, innovative, cost-effective, and practical engineering solutions specifically designed for each individual project, and unmatched design documentation. 

Currently the firm employs over fifty staff dedicated to the provision of exceptional consulting engineering. With two office locations, one in Waterloo and a satellite office located in Hamilton, the firm provides professional mechanical and electrical consulting engineering for architects and building owners.

Recent Projects

DEI & Associates Inc. has been providing professional mechanical and electrical consulting engineering for architects and building owners for the building service industry for nineteen years.

Educational

Residential

Commercial

DEI & Associates Inc. is centrally located in Southern Ontario with our head office located in Waterloo and a satellite office located in Hamilton.

Waterloo Office

55 Northland Road
Waterloo, ON N2V 1Y8

T: 519-725-3555
F: 519-725-2515
E: dei@deiassociates.ca

Hamilton Office

7 Innovation Drive, Unit 210
Dundas, ON L9H 7H9

T: 519-725-3555
F: 519-725-2515
E: dei@deiassociates.ca

DEI & Associates Inc. is centrally located in Southern Ontario with our head office located in Waterloo and a satellite office located in Hamilton.

Waterloo Office

55 Northland Road, Waterloo, ON N2V 1Y8
T: 519-725-3555 • F: 519-725-2515
E: dei@deiassociates.ca

Hamilton Office

7 Innovation Drive, Unit 210, Dundas, ON L9H 7H9
T: 519-725-3555 • F: 519-725-2515
E: dei@deiassociates.ca
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